Casting process

Details Casting process Casting process

1985-11-14

1988-03-01

Godici, Nicholas P.

Metal founding

Process

Shaping liquid metal against a forming surface

164312, B22D 1700

Patent

active

047279230

ABSTRACT:
A casting process which is disclosed herein comprises placing a breakable core into a cavity in a mold and pouring a molten metal under a pressure into the cavity by means of a plunger. The casting process is characterized in that the speed of plunger moved is controlled at three stages of first, second and third velocities, the second velocity being set higher than the first velocity and the third velocity being lower than the second velocity.

REFERENCES:
patent: 4019561 (1977-04-01), Aoki
patent: 4022269 (1977-05-01), Segawa
patent: 4147200 (1979-04-01), Warsinski et al.
patent: 4208879 (1980-06-01), Segawa
patent: 4330026 (1982-05-01), Fink
patent: 4413666 (1983-11-01), Page

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